/**
 *  Licensed to the Apache Software Foundation (ASF) under one or more
 *  contributor license agreements.  See the NOTICE file distributed with
 *  this work for additional information regarding copyright ownership.
 *  The ASF licenses this file to You under the Apache License, Version 2.0
 *  (the "License"); you may not use this file except in compliance with
 *  the License.  You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package org.wicketTutorial;

import java.util.Arrays;
import java.util.List;
import java.util.Locale;

import org.apache.wicket.Session;
import org.apache.wicket.request.mapper.parameter.PageParameters;
import org.apache.wicket.markup.html.basic.Label;
import org.apache.wicket.markup.html.form.DropDownChoice;
import org.apache.wicket.markup.html.form.Form;
import org.apache.wicket.markup.html.form.StatelessForm;
import org.apache.wicket.markup.html.WebPage;
import org.apache.wicket.model.AbstractReadOnlyModel;
import org.apache.wicket.model.Model;

public class HomePage extends WebPage {
	private static final long serialVersionUID = 1L;

    public HomePage(final PageParameters parameters) {
		AbstractReadOnlyModel<String> model = new AbstractReadOnlyModel<String>() {			
			@Override
			public String getObject() {
				return getString("greetingMessage")	;			
			}
		};
    	
    	add(new Label("greetingMessage", model));
		
		List<Locale> locales = Arrays.asList(Locale.ENGLISH, Locale.CHINESE, Locale.GERMAN);
		final DropDownChoice<Locale> changeLocale = new DropDownChoice<Locale>("changeLocale", new Model<Locale>(), locales);
		
		
		StatelessForm form = new StatelessForm("form"){
			@Override
			protected void onSubmit() {
				Session.get().setLocale(changeLocale.getModelObject());
			}
		};		
		
		setStatelessHint(true);
		add(form.add(changeLocale));		
    }
}
